
AtfingerTechnologyCo.,Ltd.
KT1210W TemperatureController
OperatingManual
1. Overview
Widerangeworkingvoltage.
Supportdelaystartandtimeshutdown.
Heatingorcoolingmodecanbeset.
Allparameterssettingcanbesavedaftershortcircuit.
highControlprecision0.1centigrade
Canbeusedfordomesticfreezer,watertanks,refrigerator,
industrialchiller,steamer,industrialequipmentandother
temperature-controlledsystem.
2. Specifications
PowerSupply:AC90~250V50/60HZ/DC12V/DC24V
Temperaturecontrolrange:-50~110°C
DifferenceSetValue:0.1~30°C
ResolutionRatio:0.1°C(-9.9-99.9);1°C(otherrange)
Measurementaccuracy: ±0.1°C
Controlaccuracy:0.1°C
Measuringinputs:NTC(10K0.5%)Waterproofsensor
Output:RelayContactCapacity10A/220Vnormallyopen
Environmentalrequirements:-20-70°C,humidity20%
-85%RH
Size:75mm(L)*34mm(W)*85mm(Depth)
Holesize:71(L)*29(W)mm
Powerconsumption:Staticcurrent: ≤35MA,attractcurrent:
≤65MA
3. WiringDiagram
Connection1:Independentpowersupplyforload
Connection2:Samepowersupplyforload
4. KeyInstruction
S:Setkey,Confirmthesettingvalue,EntryandSetparameter.
:powron/off,orquitthesetting.
:increasevalue :decreasevalue
Work:outputindicator Set:Settingindicator
5. KeyOperationInstruction
Innormalworkingstatus,hold 3secondstopoweroff,
hold 3secondstopoweron.
Innormalworkingstatus,press S.Theledflash.Press
or toincreaseordecreasethesettingtemperature
value.Press Stosaveitandbacktonormalscreen.
Innormalworkingstatus,press Sfor3stoentersetmode.
Press toswitchfromHC-A7.(seemenucode).Press
Stoenteranycode,press tochangecodesetting.
Bothpress for 3secondstoresetthecontroller.
6. OperationInstruction
Innormalworkingstatus,thescreendisplay RT(realtime
temperaturevalue).
Coolingmode: HCsettoC.usecoolerasload.When
RT ST (temperaturesetvalue)+D(differencevalue),
workindicatorturnon.outputrelayconnect.Loadstartto
work.When RT ≤ST,workindicatorturnoff,output
relaydisconnect,loadstopworking.
Forexample,set10℃,difference3
℃
,coolerworkwhen
RT 13℃.coolerstopwhen RT≤10℃.
②Heatingmode: HCsettoH,useheaterasload.When
RT≤ST-D,workindicatorturnon.outputrelayconnect.
loadstarttowork.When RT ST,workindicatorturnoff,
outputrelaydisconnect,loadstopworking.
Forexample,set10℃,difference3℃,heaterworkwhen
RT≤7℃.heaterstopwhen RT 10℃.
Code explain Setting
Range
Factory
Setting
HC Heating/Cooling H/C C
D ReturnDifference 0.1-30 2.0
LS SetlowLimit -50 -50
HS Sethighlimit +110 110
PU DelayStart 0-90minute 0
CA Tempcorrection -10-10 0.0
A7 Timingstopoutput 0-999minute 000